OpenTechnical

OT-2026-000051387

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000051387) never changes.

Identity and time

Publication numberOT-2026-000051387 · never reused
Internal UUID01a0ae83-2741-72b2-85d2-6a3c74067081 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051387
StatusPUBLIC

Content hashes

Canonical textb6c50dec0ccde85f58a6e9e9677655bd7fb94c35da2696bd40102d4f9b8958a3
Markdown687a92a6d3b5ee32a053295fe93489e9d61e4e2b2f2a5c76d360b4db2a0893db
PDF
Publication pagebea5f140870f9825e6953166050ed6b14e10d243c149083f1bbd4c2057adc335
Manifest8b5fdc4ba96edc31d53dfba7261d26e79a73835a5b7cca3a873b271e56675908

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureueVxlNOXBmiWOZgKSDTxdgPAAgnw/8M4XJRT9peablnTb4HAjUX/NaPnR5kDiKqrmVKEYieSoI/ALePxRvC2Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:17.027962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051387
observed bea5f140870f9825e6953166050ed6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.007854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051387/manifest.json
observed 8b5fdc4ba96edc31d53dfba7261d26e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.986158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051387/publication.md
observed 687a92a6d3b5ee32a053295fe93489e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.966645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051387/publication.txt
observed b6c50dec0ccde85f58a6e9e9677655bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.